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Question 11 of 23 Which one of the following is the strongest weak acid? Weak Acid Ка A) HCN HCN 4.9 X 10-10 B) H2O2 H2O2 2.4 x 10-12 C) HIO HIO 2.3 x 10-11 D) HBro HBrO 2.5 x 10-9 Question 12 of 23 A scientist dilutes 50.0 mL of a pH 5.85 solution of HCl to 1.00 L. What is the pH of the diluted solution (Kw = 1.0 x 10-14)? Question 13 of 23 The pH of an acidic solution is 4.77. What is [OH-]? Question 14 of 23 The OH concentration in an aqueous solution at 25 °C is 7.9 x 10-3 What is [H]? Question 15 of 23 Which of the following 1.0 M solutions would have the lowest pH? Weak Acid Ка Weak Base Кь HCN 4.9 x 10-10 HONH 1.1 x 10-8 A) LINO3 HNO2 4.5 x 10-4 NH3 1.8 x 10-5 B) HONH3Br HIO 2.3 x 10-11 C6H5NH2 4.3 x 10-10 C) H2NNH3C104 HBrO 2.5 x 10-9 H2NNH2 1.3 x 10-6 D) Ca(Bro) C6H5COOH 6.3 x 10-5 C5H5N 1.7 x 10-9 Question 16 of 23 The pOH of
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